here is what its showing
Driver : xd8
Project by : STANKY1219
Project for : you
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Number of drivers : 2
Box type : Vented
Box size : 1.600 ft^3
Tuning frequency : 33.00 Hz
Vent : 1 vent(s)
31.27 in length for each
2.00 x 12.00 in rectangle
Relative
Freq Gain SPL
[Hz] [dB] [dB]
30.00 -0.78 114.46
31.00 -0.04 115.21
32.00 0.46 115.70
33.00 0.75 115.99
34.00 0.91 116.15
35.00 0.98 116.22
36.00 1.00 116.24
37.00 0.99 116.23
38.00 0.98 116.22
39.00 0.96 116.20
40.00 0.94 116.18
41.00 0.93 116.17
42.00 0.93 116.17
43.00 0.93 116.17
44.00 0.93 116.17
45.00 0.94 116.18
46.00 0.95 116.19
47.00 0.96 116.20
48.00 0.97 116.21
49.00 0.98 116.22
50.00 1.00 116.24
51.00 1.01 116.25
52.00 1.02 116.26
53.00 1.03 116.27
54.00 1.04 116.28
55.00 1.05 116.29
56.00 1.06 116.30
57.00 1.06 116.31
58.00 1.07 116.31
59.00 1.07 116.31
60.00 1.08 116.32
61.00 1.08 116.32
62.00 1.08 116.32
63.00 1.08 116.32
64.00 1.07 116.31
65.00 1.07 116.31
66.00 1.07 116.31
67.00 1.06 116.30
68.00 1.06 116.30
69.00 1.05 116.29
70.00 1.04 116.28
71.00 1.03 116.28
72.00 1.03 116.27
73.00 1.02 116.26
74.00 1.01 116.25
75.00 1.00 116.24
76.00 0.99 116.23
77.00 0.98 116.22
78.00 0.97 116.21
79.00 0.96 116.20
80.00 0.95 116.19
81.00 0.94 116.18
82.00 0.92 116.17
83.00 0.91 116.15
84.00 0.90 116.14
85.00 0.89 116.13
86.00 0.88 116.12
87.00 0.87 116.11
88.00 0.86 116.10
89.00 0.85 116.09
90.00 0.84 116.08
91.00 0.82 116.07
92.00 0.81 116.05
93.00 0.80 116.04
94.00 0.79 116.03
95.00 0.78 116.02
96.00 0.77 116.01
97.00 0.76 116.00
98.00 0.75 115.99
99.00 0.74 115.98
100.00 0.73 115.97